if (document.images) {

var hold = new Image();
var how2 = new Image();how2.src = "../Templates/how_on.jpg";
var have2 = new Image();have2.src = "../Templates/have_on.jpg";
var comm2 = new Image();comm2.src = "../Templates/community_on.jpg";
var policy2 = new Image();policy2.src = "../Templates/policies_on.jpg";
var course2 = new Image();course2.src = "../Templates/courses_on.jpg";
var resource2 = new Image();resource2.src = "../Templates/resources_on.jpg";
}
function imageOn(dest,source) {
	if (document.images) {
		hold.src = document.images[dest].src;
		document.images[dest].src = source.src;
	}
	return true;
}

function imageOff(dest) {
	if (document.images) {
		document.images[dest].src = hold.src;
	}
	return true;
}